mute_master.h

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/*
 * Copyright (C) 2009-2010 Carl Hetherington <carl@carlh.net>
 * Copyright (C) 2009-2011 David Robillard <d@drobilla.net>
 * Copyright (C) 2009-2016 Paul Davis <paul@linuxaudiosystems.com>
 * Copyright (C) 2015-2017 Robin Gareus <robin@gareus.org>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <string>
 
#include "pbd/signals.h"
#include "pbd/stateful.h"
 
#include "evoral/Parameter.h"
 
#include "ardour/session_handle.h"
#include "ardour/types.h"
 
namespace ARDOUR {
 
class Session;
class Muteable;
 
class LIBARDOUR_API MuteMaster : public SessionHandleRef, public PBD::Stateful
{
public:
        enum MutePoint {
                PreFader     = 0x1, 
                PostFader    = 0x2, 
                Listen       = 0x4, 
                Main         = 0x8, 
                SurroundSend = 0x10 
        };
 
        static const MutePoint AllPoints;
 
        MuteMaster (Session& s, Muteable&, const std::string& name);
        ~MuteMaster() {}
 
        bool muted_by_self () const { return _muted_by_self && (_mute_point != MutePoint (0)); }
        bool muted_by_self_at (MutePoint mp) const { return _muted_by_self && (_mute_point & mp); }
        bool muted_by_others_soloing_at (MutePoint mp) const;
        bool muted_by_masters () const { return _muted_by_masters && (_mute_point != MutePoint (0)); }
        bool muted_by_masters_at (MutePoint mp) const { return _muted_by_masters && (_mute_point & mp); }
 
        gain_t mute_gain_at (MutePoint) const;
 
        void set_muted_by_self (bool yn) { _muted_by_self = yn; }
 
        void mute_at (MutePoint);
        void unmute_at (MutePoint);
 
        void set_mute_points (const std::string& mute_point);
        void set_mute_points (MutePoint);
        MutePoint mute_points() const { return _mute_point; }
 
        void set_soloed_by_self (bool yn) { _soloed_by_self = yn; }
        void set_soloed_by_others (bool yn) { _soloed_by_others = yn; }
 
        void set_muted_by_masters (bool);
 
        PBD::Signal<void()> MutePointChanged;
 
        XMLNode& get_state() const;
        int set_state(const XMLNode&, int version);
        static const std::string xml_node_name;
 
private:
        Muteable* _muteable;
        MutePoint _mute_point;
        bool      _muted_by_self;
        bool      _soloed_by_self;
        bool      _soloed_by_others;
        bool      _muted_by_masters;
};
 
} // namespace ARDOUR